Table 3 Stress, anxiety and depression in the whole sample and three clusters
Mental disorders | Whole sample (n = 600) | Cluster | Overall | Between clustersa | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 (n = 105) | 2 (n = 133) | 3 (n = 362) | 1 to 2 | 1 to 3 | 2 to 3 | ||||||||
n | % | n | % | n | % | n | % | χ2 | p | p | p | p | |
Stress | 10.5 ± 6.4 | 19.2 ± 5.9 | 9.2 ± 5.6 | 8.4 ± 4.5 |  |  | < 0.01 | < 0.01 | 0.29 | ||||
 Normal | 489 | 81.5 | 28 | 26.7 | 120 | 90.2 | 341 | 94.2 | 227.3 | < 0.01 | < 0.01 | < 0.01 | 0.024 |
 Mild | 54 | 9.0 | 29 | 27.6 | 7 | 5.3 | 18 | 5.0 | |||||
 Moderate | 42 | 7.0 | 33 | 31.4 | 6 | 4.5 | 3 | 0.8 | |||||
 Severe | 12 | 2.0 | 12 | 11.4 | 0 | 0.0 | 0 | 0.0 | |||||
 Extremely severe | 3 | 0.5 | 3 | 2.9 | 0 | 0.0 | 0 | 0.0 | |||||
Anxiety | 6.7 ± 5.6 | 13.9 ± 6.9 | 5.2 ± 4.5 | 5.1 ± 3.6 |  |  | < 0.01 | < 0.01 | 1.00 | ||||
 Normal | 361 | 60.2 | 14 | 13.3 | 90 | 67.7 | 257 | 71.0 | 229.9 | < 0.01 | < 0.01 | < 0.01 | 0.15 |
 Mild | 80 | 13.3 | 8 | 7.6 | 17 | 12.8 | 55 | 15.2 | |||||
 Moderate | 117 | 19.5 | 47 | 44.8 | 22 | 16.5 | 48 | 13.3 | |||||
 Severe | 25 | 4.2 | 20 | 19.0 | 3 | 2.3 | 2 | 0.6 | |||||
 Extremely severe | 17 | 2.8 | 16 | 15.2 | 1 | 0.8 | 0 | 0.0 | |||||
Depression | 4.5 ± 4.8 | 11.4 ± 5.4 | 3.7 ± 3.8 | 2.7 ± 2.7 |  |  | < 0.01 | < 0.01 | 1.00 | ||||
 Normal | 521 | 86.8 | 40 | 38.1 | 125 | 94.0 | 356 | 98.3 | 269.2 | < 0.01 | < 0.01 | < 0.01 | < 0.01 |
 Mild | 52 | 8.7 | 41 | 39.0 | 5 | 3.8 | 6 | 1.7 | |||||
 Moderate | 18 | 3.0 | 15 | 14.3 | 3 | 2.3 | 0 | 0.0 | |||||
 Severe | 8 | 1.3 | 8 | 7.6 | 0 | 0.0 | 0 | 0.0 | |||||
 Extremely severe | 1 | 0.2 | 1 | 1.0 | 0 | 0.0 | 0 | 0.0 | |||||
Number of disorders | |||||||||||||
 Not any | 328 | 54.7 | 0 | 0 | 84 | 63.2 | 244 | 67.4 | 365.6 | < 0.01 | < 0.01 | < 0.01 | 0.02 |
 1 disorder | 159 | 26.5 | 18 | 17.1 | 37 | 27.8 | 104 | 28.8 | |||||
 2 disorders | 69 | 11.5 | 46 | 43.8 | 9 | 6.8 | 14 | 3.8 | |||||
 All 3 disorders | 44 | 7.3 | 41 | 39.1 | 3 | 2.2 | 0 | 0 | |||||